Sidenor 2021 Sustainability Report. Non-financial information statement

67 Raw materials, Coal, oxygen, limestone, Alloys chemicals, etc. Scrap Scrap processing UPSTREAM Steelmaking (EAF-LF-CC) Rolling Mill Heat treatment Finishing Auxiliary materials, consumables & energy CORE Emissions 2021 2020 Direct CO 2 emissions (t.) 148,833 113,868 Indirect CO 2 emissions (t.) 156,975 119,609 We are able to measure the environmental performance of each material, process step and product, both core and upstream. We are the first company that certifies its own system for the calculation of its products’ environmental footprint. Since 2017, Sidenor has been calculating the carbon footprint of its products from cradle to gate